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Timed Test For
Assessing the fit of a line
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Sample Problem
The scatterplot below displays a set of bivariate numerical data $(x,y)$ along with its corresponding least-squares regression line. ![](web+graphie://ka-perseus-graphie.s3.amazonaws.com/406a29e3e81667c0e834b7d951d7f5a8f8373c90) Consider removing the outlier $(95,0.6)$ and calculating a new least-squares regression line. **What effect would removing the outlier have on the coefficient of determination $(r^2)$ associated with the new least-squares regression line?** [[☃ radio 1]]
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Duration
30 seconds
60 seconds (1 minute)
120 seconds (2 minutes)
180 seconds (3 minutes)
300 seconds (5 minutes)